<template>
    <div>
        <h1>当前求和为：{{ $store.state.sum }}</h1>
        <select v-model="n">
            <option :value="1">1</option>
            <option :value="2">2</option>
            <option :value="3">3</option>
        </select>
        <button @click="incremnt">+</button>
        <button @click="decrement">-</button>
        <button @click="incrementOdd">当前和为奇数再加</button>
        <button @click="incrementWait">等一等再加</button>
    </div>
</template>

<script>
    export default {
        name: 'Count',
        data(){
            return {
                n: 1, //用户选择的数据
            }
        },
        methods: {
            incremnt(){
                this.$store.commit('JIA', this.n)
            },
            decrement(){
                this.$store.commit('JIAN', this.n)
            },
            incrementOdd(){
                
                this.$store.dispatch('jiaOdd', this.n)
                
            },
            incrementWait(){
                
                this.$store.dispatch('jiaWait', this.n)
                
            },
        },
        mounted(){
            console.log('Count', this);
        }
    }
</script>

<style scoped>
    button {
        margin-left: 5px;
    }
</style>